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A collection of 5 posts
Humanize Unix timestamps in Prometheus alerts
prometheus

Humanize Unix timestamps in Prometheus alerts

Sending some timestamp along with a Prometheus alert text is sometimes very useful to gain better awareness. For example, when exactly will a TLS certificate expire, instdead of some generic text like "TLS certificate will expire in less than x days": groups: - name: Blackbox rules rules: - alert: SSLCertExpiringSoon
Jul 10, 2019 1 min read
Grafana dashboards-as-code with grafonnet-lib
grafana

Grafana dashboards-as-code with grafonnet-lib

Setting up and building Grafana dashboards-as-code with jsonnet and grafonnet-lib
Apr 5, 2019 5 min read
Authentication and encryption for Prometheus and its exporters
prometheus

Authentication and encryption for Prometheus and its exporters

Connections to Prometheus and its exporters are not encrypted and authenticated by default. This is one way of fixing that with TLS certificates and stunnel.
Mar 16, 2019 7 min read
Dynamic prometheus.yml in docker with consul-template
prometheus

Dynamic prometheus.yml in docker with consul-template

Our approach to dynamilcally generate prometheus.yml for docker using consul-template, to enable setting different external_labels per instance.
Mar 5, 2019 3 min read
Setting up Prometheus alerts
prometheus

Setting up Prometheus alerts

We started out with rather rigid way of defining alerts. Using custom labels, which are defined within the alert rule, we made it simpler.
Dec 1, 2018 3 min read
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